2016: Where it began
Our journey began with Sleep Loop’s vision: to enhance sleep through the use of cutting edge technology. In 2017, this ambition was recognized as a flagship project by Hochschulmedizin Zürich.

Our journey began with Sleep Loop’s vision: to enhance sleep through the use of cutting edge technology. In 2017, this ambition was recognized as a flagship project by Hochschulmedizin Zürich.
This vision gave rise to TOSOO - an ETH spin-off created to transform pioneering sleep science into practical, everyday solutions and medical applications



Our technology and devices has been widely adopted in academic research for studies in areas ranging from boosting recovery to counteracting the progression of neurodegenerative diseases - with over 20 publications using our device for sleep enhancement.
Our mission is to set the gold standard for effortless monitoring and precise modulation of brain waves during sleep, with the goal of revolutionizing the way we sleep through direct sleep enhancement capabilities.


Just wear it while you sleep. That’s it. Our wearable works effortlessly in the background, delivering science-backed stimulation to enhance deep sleep - no routines to change, no effort required. Unlock the deep rest you deserve!



Medical Co-Director USZ
Research group leader UZH
Director Biomedical Engineering Ulm University

TOSOO is a spin-off from ETH Zürich, dedicated to revolutionizing sleep technology through innovative research and development.
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